name = "ada lovelace"
print( name.title())
print(name.capitalize())
print(name.upper())
print(name.lower())
print(name.casefold())
print(name.center(1,'x'))
print(name.isalpha())

a="aaaa'aaaa"
b='bbbb"bbbb'
c='yyy"yyy'+a+b+"sss'sss"
print(c)